f033bd4004fe487d4b001c64b8391d6bb793a550ca49c776f759b3e19efe07f3

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2024 06:25

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General

Target

f033bd4004fe487d4b001c64b8391d6bb793a550ca49c776f759b3e19efe07f3N.dll
Size

76KB
MD5

d51a570053547963445af807f8c8e1b0
SHA1

b173374949d1e7461c76333aed804c7c13e2654d
SHA256

f033bd4004fe487d4b001c64b8391d6bb793a550ca49c776f759b3e19efe07f3
SHA512

eb101f4d9c72bfdb881b2ed5a61413b4e64474214edd58a6eb42868ee438b1a699cc81b7d981de76fc95c046b8b6b54ba579ef5eb6fdc32b72ecd867317e699f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZYvk:c8y93KQjy7G55riF1cMo03Uk

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1344-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1344-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3048	1344	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 1344	4544	rundll32.exe	83
PID 4544 wrote to memory of 1344	4544	rundll32.exe	83
PID 4544 wrote to memory of 1344	4544	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f033bd4004fe487d4b001c64b8391d6bb793a550ca49c776f759b3e19efe07f3N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f033bd4004fe487d4b001c64b8391d6bb793a550ca49c776f759b3e19efe07f3N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 712
    3⤵
    - Program crash
    PID:3048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1344 -ip 1344
1⤵
PID:3656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1344-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1344-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download